1. Import the public key used by the package management system
   
   Shell

   $ sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 0C49F3730359A14518585931BC711F9BA15703C6

   1	$ sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 0C49F3730359A14518585931BC711F9BA15703C6

2. Create a list file for MongoDB
   
   Shell

   $ echo "deb http://repo.mongodb.org/apt/ubuntu trusty/mongodb-org/3.4 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-3.4.list

   1	$ echo "deb http://repo.mongodb.org/apt/ubuntu trusty/mongodb-org/3.4 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-3.4.list

3. Reload local package database
   
   Shell

   $ sudo apt-get update

   1	$ sudo apt-get update

4. Install the MongoDB packages
   
   Shell

   $ sudo apt-get install -y mongodb-org

   1	$ sudo apt-get install -y mongodb-org

Start MongoDB

Stop MongoDB.

Restart MongoDB.